Description
The Fenwal 35 705505 115 is a 120 VAC Direct Spark Ignition (DSI) control module engineered to deliver reliable and precise ignition performance for gas fired heating systems, furnaces, boilers, and industrial burners. Designed with a microprocessor based control circuit, this OEM grade module provides consistent ignition timing, enhanced safety features, and repeatable operation across a wide range of applications.
Key Features
- Direct spark ignition control designed for 120 VAC operation in gas fired equipment.
- 10 second Trial for Ignition (TFI) timing for efficient and reliable burner starts.
- 15 second pre purge cycle to clear combustion gases before ignition, improving safety and combustion reliability.
- Three ignition attempts (3 try) before lockout to maximize successful ignition cycles.
- Microprocessor based design for precise timing sequences and repeatable performance.
- On board diagnostics with LED indicators to assist troubleshooting and ensure safe operation.
- Compatible with natural gas, LP gas, and manufactured gas applications.
- OEM grade construction suitable for residential, commercial, and industrial HVAC systems.






